Worksheet
Curated OER

Fill in the Gaps (2)

For Students 3rd - 6th
In this mathematical addition worksheet, students problem solve ninety addition equations by filling in the blanks with the appropriate numbers that when added with the other number equal the answer given.
Worksheet
Curated OER

Word Problem Practice

For Students 2nd - 3rd
In this word problem worksheet, learners complete a total of 40 simple word problems that include addition and subtraction.
Lesson Plan
Curated OER

1st Grade Problem Solvers

For Teachers 1st
First graders investigate, represent and solve problems using number facts, operations, and their properties. They solve on-step addition and subtraction number sentences and word problems using concrete materials. Students construct...
Worksheet
Curated OER

Addition / Subtraction Connection

For Students 3rd - 6th
In this addition and subtraction worksheet, students write addition and subtraction number sentences that relate to each other and solve word problems. Students complete 6 sets of problems.
Worksheet
Curated OER

Help Build the Mountain

For Students 1st - 2nd
In this addition practice, learning exercise, students use problem solving skills to build 6 math mountains. Students also solve 1 story problem.
Lesson Plan
Curated OER

Having Fun Working with Fractions

For Teachers 3rd - 5th
Students participate in various activities that increase their understanding of and ability to solve problems with fractions.
Worksheet
Curated OER

Regroup Ones

For Students 2nd - 3rd
In this addition worksheet, students solve 17 problems in which three digit numbers are added with regrouping. There is one story problem on the page.
Lesson Plan
Curated OER

Operations for Problem-Solving

For Teachers 7th - 9th
Learners examine a problem and develop the best method to arrive at the solution. In this math lesson, students apply basic math skills by coming up with the correct steps to solve a word problem. ...
Lesson Plan
Curated OER

Investigation - Who is Right?

For Teachers 3rd
Third graders explore mathematics by solving problems in groups. In this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of math...
Worksheet
Curated OER

Add Like the Romans

For Students 3rd - 5th
In this Roman numeral activity, students use the Roman numeral code to help them solve 4 problems that require them to add using Roman numerals. Students also respond to 1 math word problem.
Worksheet
Curated OER

Translate between words and math

For Students 4th - 6th
In this word problems learning exercise, students practice solving word problems having to deal with money, baseball cards, candies, and more. Students solve 9 problems.
Worksheet
Curated OER

Choose the Operation and Method pg 4

For Students 4th - 6th
Being able to choose the correct operation to solve a math problem is a very important skill. In this math instructional activity, students choose an operation and method, solve the problem, and explain the solution. Four problems are...
Worksheet
Curated OER

Fact Families

For Students 2nd
In this fact families worksheet, 2nd graders add and subtract 16 math problems associated with the fact families of 13, 14, 16 and 17.
Worksheet
Curated OER

Ways to Make 9 and 10

For Students K - 1st
Word problems are great skill builders! Here are 6 basic word problems intended to boost addition skills. Leaners work through each problem and discover various ways to make 9 and 10.
Worksheet
Curated OER

Add Hundreds

For Students 2nd - 3rd
Learners use the basic facts in 6 word problems to help them add hundreds. They use base ten blocks to model and assist them with their addition.
Lesson Plan
Missouri Department of Elementary

Relationships…Quality Control

For Teachers 8th Standards
Quality relationships don't just happen. They require nurturing, patience, thoughtful communication, and honesty. Help tweens develop these relationship skills with an activity that asks them to themselves and then outline a...
Lesson Plan
Curated OER

the Whale Game

For Teachers Pre-K - 6th
Students listen to whale stories and answer addition and subtraction problems in the stories.  In this addition and subtraction lesson, students receive 20 goldfish.  Based on the story they eat the goldfish. Students write...
Worksheet
Curated OER

Add or Subtract Part 2

For Students 4th - 5th
In this addition and subtraction worksheet, students write and solve 6 number sentences to find the answers to each word problem. Students write their answers in a sentence format.
Worksheet
Curated OER

Estimating Sums and Differences

For Students 4th
In this estimation worksheet, 4th graders estimate the sum or difference of 15 math problems. Students write their answers underneath each math problem on the worksheet.
Worksheet
Curated OER

Making Number Addition Stories

For Students 1st - 2nd
In this addition worksheet, students complete two 2-digit addition problems and then write a short story about each. A reference website is included.
Worksheet
Curated OER

Addition

For Students 4th - 5th
In this mental addition worksheet, students read the method for adding a series of three 2 digit numbers without paper and pencil. Students solve 16 mental addition problems.
Lesson Plan
Curated OER

Using Addition to Subtract

For Teachers 3rd - 4th
In this using addition to subtract worksheet, students, working with a partner, practice problem solving six word problems and equations.
Worksheet
Curated OER

Addition: Two Digit Mental Addition

For Students 3rd - 5th
In this 2-digit addition instructional activity, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the instructional activity. The answers are on the last page.
Worksheet
Helping with Math

#6: Addition and Subtraction Equations (2 of 2)

For Students 7th - 8th Standards
This printable contains 12 basic equations to be solved. The first one is worked out as an example, and the answers for all can be found by clicking on a "Show Answers" box found on the website. The publisher has identified this as...